Dormer Brown vs Sea Mariner
Dormer Brown and Sea Mariner come from the same Sherwin-Williams collection. Hue-wise, Dormer Brown belongs to the beige-greige family and Sea Mariner to the blue-grey family. The 25-point LRV gap — 32 for Dormer Brown vs 7 for Sea Mariner — means Dormer Brown will open up a space more effectively. Where Dormer Brown leans warm, Sea Mariner reads cool — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 39.7 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Dormer Brown vs Sea Mariner Simulated Comparison
5 simulated room previews — drag the slider on each to see Dormer Brown on one side and Sea Mariner on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Dormer Brown comparisons
See how Dormer Brown stacks up against other well-photographed colors across different brands and tones.








































